How Many Boarding Zones Are There on KLM? On KLM, flyers get an organized way to reach their seats. This occurs because of the systematic boarding groups made by the airline. Moreover, the KLM Boarding Group system includes five boarding zones, along with preboarding and zones 1 to 5. Besides, preboarding is for passengers who need special assistance; other zones are assigned according to travel class, Flying Blue membership, and seat type. To get more information about boarding groups of KLM, flyers can check out its official website or click the link provided by the Airlines Group Travel. Read more: https://reurl.cc/dOGQoy #klmboardinggroup